$ git clone -n https://git.cclinux.org/stage/rpms/gcc-toolset-9-valgrind /var/lib/mock/dist-circle8-build-13018-2840/root/chroot_tmpdir/scmroot/gcc-toolset-9-valgrind
Cloning into '/var/lib/mock/dist-circle8-build-13018-2840/root/chroot_tmpdir/scmroot/gcc-toolset-9-valgrind'...
warning: redirecting to https://git.cclinux.org/stage/rpms/gcc-toolset-9-valgrind.git/
$ git reset --hard c506c4b7801bb45169b6e297cfbd186b010630f5
HEAD is now at c506c4b import gcc-toolset-9-valgrind-3.15.0-9.el8